Head to head
Xiaomi REDMI Note 15 Pro 5GvsGoogle Pixel 9a
The short answer
Choose the REDMI Note 15 Pro 5G for the larger screen, peak brightness, more base storage, battery capacity and battery life per charge. The Pixel 9a wins no row by a gap you’d notice. The REDMI Note 15 Pro 5G is £50 cheaper at UK RRP (£349 against £399). The Pixel 9a gets security updates for longer: until April 2032, against January 2032 for the REDMI Note 15 Pro 5G.
- Released
- 2026-01-06GSMArena — Xiaomi Redmi Note 15 Pro specifications, retrieved 2026-08-20
- Price
- £349Xiaomi UK store — REDMI Note 15 Pro 5G (list / original price, 8 GB + 256 GB), retrieved 2026-09-12
- Security updates until
- 2032-01-06Xiaomi UK — REDMI Note 15 Pro 5G, retrieved 2026-08-20
- Released
- 2025-04-10endoflife.date, retrieved 2026-08-20
- Price
- £399Google Store UK, retrieved 2026-09-11
- Security updates until
- 2032-04-01endoflife.date — Pixel, retrieved 2026-08-20
5 wins for REDMI Note 15 Pro 5G0 wins for Pixel 9a2 gaps borderline0 differences you won’t notice£50 apart at RRP
Verdict: REDMI Note 15 Pro 5G ahead on 5 rows, Pixel 9a on none
On the makers’ published figures, the REDMI Note 15 Pro 5G wins on display size (6.83 in against 6.3 in), peak brightness (3,200 nits against 2,700 nits), storage (base) (256 GB against 128 GB), battery capacity (6,580 mAh against 5,100 mAh) and battery per charge (60.83 h against 52.32 h). 2 gaps are borderline, differences most people would not notice: weight (185.9 g against 210 g) for the Pixel 9a and fast charging (45 W from the maker against 23 W from GSMArena) for the REDMI Note 15 Pro 5G. Both state the same refresh rate, RAM and battery lifespan. The other 36 rows have no threshold or no direction to judge by, so nobody wins them.
True to scale
Outlines from each maker’s published dimensions, drawn to scale. Corner rounding is our drawing convention, not a measurement.
Specifications
A win is marked only where the figures can be ranked and the gap is one you could notice. A row the site has no threshold for says whether the two differ, and that it is not ranking them. = marks the same figure on both, ≠ not ranked a difference with no ranking. Every figure carries its source.
Body
Display
Platform
Xiaomi UK — REDMI Note 15 Pro 5G specs claims Xiaomi HyperOS 2 · GSMArena — Xiaomi Redmi Note 15 Pro specifications reports Android 15, HyperOS 2
Xiaomi UK — REDMI Note 15 Pro 5G specs claims Octa-core, up to 2.6GHz · GSMArena — Xiaomi Redmi Note 15 Pro specifications reports Octa-core (4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
Memory
Camera
Battery
Connectivity
Benchmarks
5 attributes neither phone has a sourced figure for
OS versions supported · Google Mobile Services · Telephoto · AnTuTu benchmark · 3DMark Wild Life Extreme. Rows appear as sources are cited — a gap in our data, not a statement about either phone.
Questions
Is the REDMI Note 15 Pro 5G better than the Pixel 9a?
On the figures, the REDMI Note 15 Pro 5G is ahead wherever there is a gap you’d notice: display size, 6.83 in (Xiaomi UK) against 6.3 in (Google), peak brightness, 3,200 nits (Xiaomi UK) against 2,700 nits (Google), storage (base), 256 GB (Xiaomi UK) against 128 GB (Google), battery capacity, 6,580 mAh (Xiaomi UK) against 5,100 mAh (Google) and battery per charge, 60.83 h against 52.32 h (both EU energy label). The Pixel 9a wins no row by such a gap. That is a count of rows, not an overall score.
Which has the better battery?
The REDMI Note 15 Pro 5G, by a gap you’d notice: battery per charge, 60.83 h against 52.32 h (both EU energy label). The REDMI Note 15 Pro 5G, by a gap you’d notice: battery capacity, 6,580 mAh (Xiaomi UK) against 5,100 mAh (Google).
Which is lighter?
The Pixel 9a is lighter, narrowly: weight, 185.9 g (Google) against 210 g (Xiaomi UK), a borderline gap most people would not notice.
Which has the brighter screen?
The REDMI Note 15 Pro 5G, by a gap you’d notice: peak brightness, 3,200 nits (Xiaomi UK) against 2,700 nits (Google).
Which gets updates for longer?
The Pixel 9a gets security updates for longer: until April 2032, against January 2032 for the REDMI Note 15 Pro 5G. Sources: dates from Xiaomi UK and endoflife.date.
Which is cheaper?
The REDMI Note 15 Pro 5G is £50 cheaper at UK RRP (£349 against £399). Prices from REDMI Note 15 Pro 5G: Xiaomi UK store; Pixel 9a: Google Store UK.
Other comparisons
The pairs a buyer of either phone would also weigh. Any two phones in the catalogue can be compared from the chooser.